Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/25/2023   23:05:24   (  -0.13,-138.81) (   0.57,-135.87)  335.80                80
 04/27/2023   11:30:26   (   0.11,-139.57) (   0.48,-141.28)  194.44                80
 04/28/2023   11:09:25   (   0.12,-140.04) (  -0.63,-136.85)  365.21                80
 04/29/2023   23:34:36   (  -0.10,-140.74) (  -0.47,-142.29)  177.28                80
 04/30/2023   23:13:34   (  -0.12,-141.21) (   0.65,-137.86)  382.24                80
 05/02/2023   11:38:37   (   0.10,-141.96) (   0.39,-143.27)  148.66                80
 05/03/2023   11:17:34   (   0.11,-142.43) (  -0.68,-138.83)  410.46                80
 05/04/2023   23:42:47   (  -0.08,-143.11) (  -0.34,-144.28)  133.21                80
 05/05/2023   23:21:44   (  -0.10,-143.57) (   0.74,-139.84)  425.36                80
 05/07/2023   11:46:46   (   0.07,-144.31) (   0.28,-145.26)  107.39                80
 05/08/2023   11:25:44   (   0.09,-144.77) (  -0.80,-140.82)  450.49                80